package com.itheima.Day13;

import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.MulticastSocket;

public class ReceiveDemo1 {
    public static void main(String[] args) throws IOException {
    MulticastSocket ms = new MulticastSocket(10000);
    DatagramPacket dp = new DatagramPacket(new  byte[1024],1024);
     ms.joinGroup(InetAddress.getByName("224.0.1.0"));
     ms.receive(dp);
        byte[]data = dp.getData();
        int length = dp.getLength();
        System.out.println(new String(data,0,length));
}
}